addrbookFor publishers
← The evidence ledger

Evidence row 2237604

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:126395
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
a85e94db371d40c793375308751890665319499f18aa96b6b5e765a4ccca24bd
Leaf
0xd97b071fbcd0dd8abae31de0d5437c2013e03769dfb9ddcc7312925cd84082b6

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/m0jlNY"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b9fc8417-5afe-4e62-a5bd-6b1391aa8ca2/.well-known/agent-card.json"
    ]
  ],
  "name": "Grabo",
  "owner_address": "0x3975afa416f3dc8716b0c82a7e314054f4d21440",
  "raw": {
    "agent_id": "126395",
    "agent_uri": "https://centralcity.ai/a/m0jlNY",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grabo is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/m0jlNY",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grabo",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b9fc8417-5afe-4e62-a5bd-6b1391aa8ca2/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/m0jlNY",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T19:25:50Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grabo is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/m0jlNY"
}

What the leaf hashes

{"body":"a85e94db371d40c793375308751890665319499f18aa96b6b5e765a4ccca24bd","id":2237604,"kind":"listing","method":"sync.erc8004/1","observed_us":1793647550706481,"prev":null,"subject":"erc8004:5042:126395","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).

  1. 0xd97b2e4278bae6852883b2eb7f4c6c1d23eb9447541c272556d682f0a3011a03
  2. 0xc6cabfd336c75a62d2c96a22195cbb153c9bdbaba4cac5dadd659f0cadfe6fae
  3. 0x8fca532a23c6605863be1d8f34274bb6940f6acb5936ef26bc3df52c86060f5e
  4. 0xb9a1ef1b9f5bf03716174f6d3e81bdc300f48dbc40603e61def3e78e7c2800cc
  5. 0x6eb0bcabe1a741a5811e328946d929d72915c3682d2c83f15ede42ecfcc5c589
  6. 0xb40c51538086c4f6ec205e1d6fb801f23f66502b3b35106705cd0effa6b08e44
  7. 0xf766d0c55868da90d2cb232ff406d718836f78c2e1c45d2b3dcfae6c717af186
  8. 0xd68c0c4c47d3513042c5a5182e38c62ce8f4eb82b43d18f94d8950a4b97c358e
  9. 0x34d64e6752e400a50fa5da1f8cda90746cfe5669001172c93dc9808168f7f770
  10. 0x1ce92e0e015c0556364446b9ccb8dd98a07ddbb3a1c52c5bcbb6d50d4da1dcc7
  11. 0x0fcc11efce792eaf22ce652683b3f06fd2f070091bf599b085fc1e28ae0626f0
  12. 0x435cc71c6d86200fe212d967213b085a0a83df982afce4acfdcbc7d5c99e493a
  13. 0xf501fcee968477faaca9a060259336a60c82a32ca56ab2da724f950f415e8b62
  14. 0xaed7c1080b4ff0b1fc4f851df0f2b8b4ef86b106015aa3aaf8da39a641c41a3d
  15. 0xa370e8e015a32408a8112e54e5f40a8a65e871bd52bbc6f25fbd1139f2ba5b11
  16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
  17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
  18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
  19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON